/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --dark-bg: #0f172a;
    --light-bg: #f8fafc;
    --card-bg: #ffffff;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --border-radius: 12px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--light-bg);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 400px;
    display: flex;
    align-items: center;
}

.hero-logo {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out;
}

.hero-logo .logo {
    width: 120px;
    height: 120px;
    object-fit: contain;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.2));
    transition: var(--transition);
}

.hero-logo .logo:hover {
    transform: scale(1.05);
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

/* Welcome Section */
.welcome {
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    background-color: white;
}

.welcome h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.welcome-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.welcome p {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Apps Section */
.apps {
    padding: var(--spacing-lg) var(--spacing-md);
    background: linear-gradient(to bottom, var(--light-bg) 0%, white 100%);
}

.apps h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.app-card {
    background: var(--card-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.app-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.15);
    border-color: var(--primary-color);
    border-width: 2px;
}

.app-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
}

.app-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.app-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.app-tagline {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.app-description {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.app-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.app-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-dark);
    font-size: 0.95rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background-color: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
}

/* About Section */
.about {
    padding: var(--spacing-lg) var(--spacing-md);
    background-color: var(--light-bg);
    text-align: center;
}

.about h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.about-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
}

.about p {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Newsletter Section */
.newsletter {
    padding: var(--spacing-lg) var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
}

.newsletter h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.newsletter p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}

.newsletter-form input {
    flex: 1;
    min-width: 250px;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
}

.newsletter-form input:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

/* Footer */
.footer {
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: white;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.social-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 1.125rem;
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.social-links span {
    color: var(--text-light);
}

.footer-domain {
    margin-top: var(--spacing-md);
    font-size: 1.125rem;
    opacity: 0.8;
    font-weight: 300;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .apps h2,
    .welcome h2,
    .about h2,
    .newsletter h2 {
        font-size: 1.5rem;
    }

    .apps-grid {
        grid-template-columns: 1fr;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form input {
        min-width: 100%;
    }

    .social-links {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection Color */
::selection {
    background-color: var(--primary-color);
    color: white;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
    text-align: center;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    font-weight: 300;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
    line-height: 1;
}

.modal-close:hover {
    color: var(--text-dark);
    transform: rotate(90deg);
}

.modal-content h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.modal-content p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.modal-btn {
    display: inline-block;
    margin-top: var(--spacing-sm);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}

.scroll-to-top:active {
    transform: translateY(-2px);
}